[TangerineSDR] [HamSCI] Grapes Funded for 2023/2024 Eclipse Study
rwmcgwier at gmail.com
Wed Aug 3 13:11:11 EDT 2022
Congratulations!! I can't wait to enhance the ionosonde we used in the last
eclipse. Three masters degrees and one PhD.
Dr. Robert W McGwier, Ph.D.
Adjunct Faculty, Virginia Tech
Affiliated Faculty, U of Scranton
ARDC Member of Board
N4HY: ARRL, TAPR, AMSAT, EARC
Sky: AAVSO, Sky360, Auburn AS, Skyscrapers
On Tue, Aug 2, 2022, 4:32 PM Dr. Nathaniel A. Frissell Ph.D. <
nathaniel.frissell at scranton.edu> wrote:
> Hi, HamSCI!
> I’m very happy to tell you that we just received a 3-year NSF grant to use
> the Grape Personal Space Weather Stations to studying the ionospheric
> impact of the 2023 and 2024 solar eclipses, as well as ionospheric
> variability that occurs at dawn and dusk. Here are some of the science
> questions we are going to be working to address:
> 1. How do dawn and dusk ionospheric variability as observed by HF
> Doppler shift measurements vary with local time, season, latitude,
> longitude, frequency, distance, and direction from the transmitter?
> 2. Is eclipse ionospheric response symmetric with regard to onset and
> recovery timing?
> 3. How similar is the eclipse to daily dawn and dusk terminator
> 4. Do we observe multipath HF mode-splitting in the post-eclipse
> interval that is similar to dawn events?
> 5. How is the response different for the southward Annular eclipse in
> 2023 compared to the northward Total eclipse of 2024?
> This grant will fund about 30 Grape v2 receivers to be deployed across the
> US and Canada, as well as support for a PhD student at Case Western and MS
> Software Engineering student at Scranton. We will also work to make
> additional Grapes available for purchase to volunteers. These Grapes will
> be using signals from both WWV and CHU for these studies.
> I’d like to thank many people for helping us get this grant, including
> Kristina Collins KD8OXT, David Kazdan AD8Y, John Gibbons N8OBJ, Rachel
> Boedicker AC8XY, Christian Zorman, Bill Engelke AB4EJ, Steve Cerwin WA5FRF,
> Phil Erickson W1PJE, Mary Lou West KC2NMC, Bob Gerzoff WK2Y, Rachel
> Frissell W2RUF, and the entire HamSCI Grape Personal Space Weather Station
> Here are some press releases:
> If you would like to participate, please join us at our Thursday 10 AM
> Eastern telecons! See https://hamsci.org/get-involved for more info.
> 73 Nathaniel W2NAF
> Dr. Nathaniel A. Frissell, Ph.D., W2NAF
> HamSCI Lead / Assistant Professor
> Department of Physics and Electrical Engineering
> University of Scranton
> (973) 787-4506
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